2 papers
cs.IT2026
Translation Symmetry, Fisher Information, and the Entropy Power Inequality in Blahut--Arimoto Geometry
Qiao Wang
We identify a previously unrecognised structure in the finite-temperature geometry of Blahut--Arimoto (BA) rate-distortion optimisation. The starting point is an exact partition id…
math.CV2026
The Lee--Yang Edge Exponent via Logarithmic Averaging
Qiao Wang
Let be the thermodynamic free energy of a ferromagnetic Ising model,analytic on . The Lee--Yang edge at is c…